HydroBASINS lev08 watershed · #3080078540
Bassin de Улахан-Старая
A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.
Crosses 2 administrative regions : Khatangskiy rayon, Olenekskiy rayon
Sub-basin area
849,6km²
Upstream area
1 348,9km²
Discharge
7,94m³/s
Mean elev.
278m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #3080084150325 km²
- Bassin · #3080084020174 km²
2 dept-equivalent regions (GADM L2)
- 720.5 km²84.2% of basin
- Khatangskiy rayonKrasnoyarsk · Russia135.5 km²15.8% of basin
1 intersecting protected areas
Popigaj
IUCN VITerritory of Traditional Nature Use
23.78 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
0 distinct species · 0 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Not enough documented interactions to build a meaningful graph for this territory.
Hydroclimate (BasinATLAS lev08)
Mean T°
-13,6°C
Annual rain
273mm
Moisture idx (CMI)
-0,16
Runoff
178mm/an
PET
325mm
AET
237mm
Mean slope
4,4°
Water table
89cm
Forest
3%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)